diff --git a/booking.stripe.inc b/booking.stripe.inc
index 3a1c2c4..3d2d9a1 100644
--- a/booking.stripe.inc
+++ b/booking.stripe.inc
@@ -236,10 +236,8 @@ function booking_stripe_validate_form_payment($form, &$form_state) {
     drupal_set_message($e->getMessage(), 'error');
   }
   catch (\Stripe\Exception\CardException $e) {
-    $e_json = $e->getJsonBody();
-    $error = $e_json['error'];
     watchdog('booking', "<pre>Detected exception processing Stripe payment (!message)\n!error</pre>", 
-      array('!message' => $e->getMessage(), '!error' => print_r($e_json)));
+      array('!message' => $e->getMessage(), '!error' => print_r($e->getTrace())));
     drupal_set_message($e->getMessage(), 'error');    
   }
 }